CN102932151A - Digital communication device and anti-theft method thereof - Google Patents

Digital communication device and anti-theft method thereof Download PDF

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Publication number
CN102932151A
CN102932151A CN2012104305419A CN201210430541A CN102932151A CN 102932151 A CN102932151 A CN 102932151A CN 2012104305419 A CN2012104305419 A CN 2012104305419A CN 201210430541 A CN201210430541 A CN 201210430541A CN 102932151 A CN102932151 A CN 102932151A
Authority
CN
China
Prior art keywords
described
digital communication
communication equipment
locking
module
Prior art date
Application number
CN2012104305419A
Other languages
Chinese (zh)
Inventor
王晶
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN2012104305419A priority Critical patent/CN102932151A/en
Publication of CN102932151A publication Critical patent/CN102932151A/en

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Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/88Detecting or preventing theft or loss
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/08Network architectures or network communication protocols for network security for supporting authentication of entities communicating through a packet data network
    • H04L63/0823Network architectures or network communication protocols for network security for supporting authentication of entities communicating through a packet data network using certificates
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W12/00Security arrangements, e.g. access security or fraud detection; Authentication, e.g. verifying user identity or authorisation; Protecting privacy or anonymity ; Protecting confidentiality; Key management; Integrity; Mobile application security; Using identity modules; Secure pairing of devices; Context aware security; Lawful interception
    • H04W12/12Fraud detection or prevention
    • H04W12/1206Anti-theft arrangements, e.g. protecting against device theft, subscriber identity module [SIM] cloning or machine-to-machine [M2M] displacement
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2111Location-sensitive, e.g. geographical location, GPS

Abstract

The invention discloses a digital communication device and an anti-theft method thereof and relates to the technical field of communication. Theft prevention for the digital communication device is achieved by identifying theft behavior and locking the digital communication device. The digital communication device comprises a power module, an electrical storage device, a gyroscope, a judging module and a locking module. The power module is used for detecting whether an external power supply of the digital communication device is lost and providing a detecting result for the judging module. The electrical storage device is connected with the power module and used for supplying power to the digital communication device when the power module detects that the external power supply is lost. The gyroscope is used for obtaining acceleration and position offset of the digital communication device. The judging module is connected with the gyroscope and the power module and used for outputting locking signals when the acceleration is larger than an acceleration preset value, the position offset is larger than a position offset preset value, and the detecting result is that the external power supply is lost. The locking module is connected with the judging module and used for locking the digital communication device according to the locking signals so that the digital communication device can not be used.

Description

Digital communication equipment and theft preventing method thereof

Technical field

The present invention relates to communication technical field, relate in particular to a kind of digital communication equipment and theft preventing method thereof.

Background technology

At present, digital communication equipment is present in the scene of a large amount of outdoor deployment, for example disposes access switch, disposes distributed base station etc. at roof at corridor.These are deployed in outdoor Miniature digital communication equipment and are easy to stolen, after digital communication equipment is stolen, not only can cause any property loss, and may be obtained trade secret by the information (data message that comprises configuration information and preservation) of analyzing digital communication equipment by the commercial competition adversary.Therefore, carry out anti-theft protection and be very important being deployed in outdoor digital communication equipment.

Existing theft preventing method is, in the position of disposing digital communication equipment camera is set and monitors, yet, can only monitor larceny like this, can not avoid the stolen rear reveal information of digital communication equipment.

Summary of the invention

The invention provides a kind of digital communication equipment and theft preventing method thereof, by identification larceny digital communication equipment is locked, the information protection after the realization digital communication equipment is stolen.

For solving the problems of the technologies described above, on the one hand, the invention provides a kind of digital communication equipment, comprising:

Whether power module is lost for detection of the external power source of described digital communication equipment, and testing result is offered judge module;

Be connected in the electrical storage device of described power module, being used for detecting when described external power source is lost at described power module is described digital communication equipment power supply;

Gyroscope, the acceleration and the position skew that are used for obtaining described digital communication equipment;

Be connected in the judge module of described gyroscope and described power module, it is external power source when losing greater than acceleration preset value, the skew of described position greater than position skew preset value and described testing result that described judge module is used at described acceleration, the output locking signal;

Be connected in the locking module of described judge module, described locking module is used for according to described locking signal described digital communication equipment being locked, so that described digital communication equipment can't continue to use.

Further, also comprise:

Separate lock module, be used for connecting the external solution locking device outside the described digital communication equipment, according to the key in the described external solution locking device, remove the locking of described digital communication equipment.

Further, described digital communication equipment also comprises the memory module that is connected in described solution lock module, and described memory module is preserved be used to the sequence number that identifies described digital communication equipment;

Described key is private key and the certificate corresponding with described sequence number;

Described solution lock module is used for obtaining the sequence number of described memory module, and private key and certificate in the described external solution locking device, removes the locking of described digital communication equipment according to described sequence number, private key and certificate.

Particularly, described judge module is CPU;

Described locking module is programmable logic device.

Particularly, described external solution locking device is unique USBKEY corresponding to described digital communication equipment.

On the other hand, also provide a kind of theft preventing method of digital communication equipment, comprising:

Obtain acceleration and the position skew of described digital communication equipment;

Whether detect the external power source of described digital communication equipment loses;

When described acceleration is described external power source when losing greater than the skew of acceleration preset value, described position greater than position skew preset value and described testing result, the output locking signal;

Described digital communication equipment according to described locking signal described digital communication equipment locked, so that can't continue to use.

Further, described according to described locking signal with the locking of described digital communication equipment after, also comprise:

Receive the key of the external solution locking device outside the described digital communication equipment;

Remove the locking of described digital communication equipment according to described key.

Further, before the described locking of removing described digital communication equipment according to described key, also comprise: obtain be used to the sequence number that identifies described digital communication equipment, described key is private key and the certificate corresponding with described sequence number;

Describedly remove being locked as of described digital communication equipment according to described key: remove the locking of described digital communication equipment according to described sequence number, private key and certificate.

Digital communication equipment provided by the invention and theft preventing method thereof; acceleration, position skew and external power source state according to digital communication equipment comprehensively judge whether to occur larceny; when confirming to occur after the larceny digital communication equipment to be locked; so that digital communication equipment can't continue to use; thereby make the thief can't obtain the information of equipment; information leakage after having avoided digital communication equipment stolen, the information protection after the realization digital communication equipment is stolen.

Description of drawings

In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is the structured flowchart of a kind of digital communication equipment in the embodiment of the invention;

Fig. 2 is the structured flowchart of another kind of digital communication equipment in the embodiment of the invention;

Fig. 3 is the flow chart of a kind of theft preventing method of digital communication equipment in the embodiment of the invention;

Fig. 4 is the flow chart of the theft preventing method of another kind of digital communication equipment in the embodiment of the invention;

Fig. 5 is the flow chart of the theft preventing method of another kind of digital communication equipment in the embodiment of the invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.

As shown in Figure 1, the embodiment of the invention provides a kind of digital communication equipment, comprising: power module 1, electrical storage device 2, gyroscope 3, judge module 4 and locking module 5.

External power source 6 is connected in power module 1, it is its power supply when digital communication equipment works, power module 1 further offers the digital communication equipment except the electric energy with external power source 6, also whether lose for detection of the external power source 6 of above-mentioned digital communication equipment, and testing result offered judge module 4, particularly, external power source 6 is lost to refer to lose between external power source 6 and the power module 1 and is connected, for example have a power failure, perhaps external power source 6 is pulled out when larceny occurs; Electrical storage device 2 is connected in power module 1, and being used for detecting when external power source 1 is lost at power module 1 is the digital communication equipment power supply, and during external power source 6 normal operation, power module 1 is electrical storage device 2 power supplies, and electrical storage device 2 carries out electric power storage; Gyroscope 3 is offset for the acceleration that obtains digital communication equipment and position, and acceleration and the position skew that gets access to offered judge module 4; Judge module 4 is connected in gyroscope 3 and power module 1, it is that external power source 1 is when losing greater than acceleration preset value, the skew of described position greater than position skew preset value and described testing result that judge module 4 is used at described acceleration, determine to have occured larceny, the output locking signal is to locking module 5, particularly, when digital communication equipment moves, in when, for example larceny occuring, can produce acceleration and position skew, can be offset preset value according to concrete scene setting acceleration preset value and the position that digital communication equipment is placed, to avoid erroneous judgement; Locking module 5 is connected in judge module 4, and locking module 5 is used for according to above-mentioned locking signal digital communication equipment being locked, so that digital communication equipment can't continue to use.

Digital communication equipment in the embodiments of the invention; acceleration, position skew and external power source state according to digital communication equipment comprehensively judge whether to occur larceny; when confirming to occur after the larceny digital communication equipment to be locked; so that digital communication equipment can't continue to use; thereby make the thief can't obtain the information of equipment; information leakage after having avoided digital communication equipment stolen, the information protection after the realization digital communication equipment is stolen.And prior art uses the theft preventing method of camera head monitor can't work when outage, and the digital communication equipment in the embodiments of the invention is owing to being provided with electrical storage device, even also can lock digital communication equipment when outage.And, the camera visual field in the theft preventing method of prior art use camera head monitor is bypassed easily, still possibility is stolen to cause digital communication equipment and information thereof, and the digital communication equipment in the embodiments of the invention is judged larceny by power module and the gyroscope cooperation of inside, so that the identification of larceny is more accurate, therefore can avoid the information of digital communication equipment stolen fully.

As shown in Figure 2, further, digital communication equipment 10 also comprises:

Separate lock module 9, be used for connecting the external solution locking device 7 outside the digital communication equipment 10, according to the key in the described external solution locking device 7, remove the locking of digital communication equipment 10, so that digital communication equipment 10 can continue to use.

Particularly, digital communication equipment 10 also comprises the memory module 8 that is connected in solution lock module 9, and memory module 8 is preserved the sequence number for reference numbers communication equipment 10; Preserve key in the external solution locking device 7, i.e. the private key corresponding with above-mentioned sequence number and certificate; Separate the sequence number that lock module 9 is used for obtaining memory module 8, and the private key in the external solution locking device 7 and certificate, the locking of digital communication equipment 10 removed according to above-mentioned sequence number, private key and certificate.

Need to prove, above-mentioned releasing process comprises understands lock module 9 carries out verification to outside tripper according to built-in cryptographic algorithm process, above-mentioned sequence number is the unique identification of digital communication equipment, and can only preserve private key and the certificate corresponding with this sequence number in the external solution locking device, be external solution locking device corresponding to every number of units word communication equipment, only have the external solution locking device of corresponding digital communication equipment could remove the locking of this digital communication equipment, to prevent that the thief from passing through the locking that other external solution locking devices are removed this digital communication equipment, further guaranteed the information security of digital communication equipment.

Particularly, judge module 4 can be CPU; Locking module 5 can be programmable logic device (Programmable Logic Device, PLD).Except above-mentioned judge module 4 directly connects the mode of power module 1 and gyroscope 3, can also be connected with gyroscope for power module 1 and connect PLD, be that power module 1 and gyroscope 3 are connected in judge module 4 by PLD, at this moment, whether external power source is lost and acceleration and the position skew of digital communication equipment are uploaded to CPU by PLD, and CPU judges whether to occur larceny.

Particularly, external solution locking device 7 can be unique USBKEY corresponding to described digital communication equipment.Be provided with USB interface on the digital communication equipment 10, be connected in and separate lock module 9, above-mentioned USBKEY is connected in by this USB interface and separates lock module 9, and its private key and certificate that provides release to need is provided.

Particularly, electrical storage device 2 can be large bulk capacitance, one end ground connection, and the other end and external power source output together are connected in power module 1, to guarantee that digital communication equipment 10 can also short time work in the situation that does not have the external power source access.

Cause digital communication equipment to be mistaken for when stolen and locked for the force majeure factor, after the putting of the power supply that recovers external power source and digital communication equipment, the owner of digital communication equipment can insert the USBKEY supporting with this digital communication equipment, and starting device, separate lock module and according to built-in cryptographic algorithm this USBKEY identity is carried out verification, in verification succeeds, judge that namely this USBKEY is unique to after should the USBKEY of digital communication equipment, the locking of digital communication equipment is disengaged, if it is damaged that this equipment does not have, namely can normally use.

In addition, when the digital communication equipment conventional maintenance, if need mobile digital communication equipment, supporting USBKEY can be inserted digital communication equipment, mobile this equipment then can not lock this equipment again.

Digital communication equipment in the embodiments of the invention; acceleration, position skew and external power source state according to digital communication equipment comprehensively judge whether to occur larceny; when confirming to occur after the larceny digital communication equipment to be locked; so that digital communication equipment can't continue to use; thereby make the thief can't obtain the information of equipment; information leakage after having avoided digital communication equipment stolen, the information protection after the realization digital communication equipment is stolen.

As shown in Figure 3, the embodiment of the invention also provides a kind of theft preventing method of digital communication equipment, comprising:

Step 101, the acceleration that obtains described digital communication equipment and position skew;

Particularly, when digital communication equipment moves, when for example larceny occuring, can produce the skew of acceleration and position, can use the gyroscope in the digital communication equipment that acceleration and position skew are detected.

Whether the external power source of step 102, the described digital communication equipment of detection is lost;

Particularly, external power source is lost to refer to lose between external power source and the digital communication equipment and is connected, and for example has a power failure, and external power source is pulled out when perhaps larceny occuring.

Need to prove there is not the relation of sequencing between step 101 and the step 102, also can step 102 in front, step 101 rear, perhaps two steps carried out simultaneously.

Step 103, when above-mentioned acceleration is external power source when losing greater than the skew of acceleration preset value, above-mentioned position greater than position skew preset value and described testing result, the output locking signal namely determines to have occured larceny this moment;

Particularly, can be offset preset value according to concrete scene setting acceleration preset value and the position that digital communication equipment is placed, to avoid erroneous judgement.

Digital communication equipment step 104, according to above-mentioned locking signal digital communication equipment locked, so that can't continue to use.

The theft preventing method of digital communication equipment in the embodiment of the invention; acceleration, position skew and external power source state according to digital communication equipment comprehensively judge whether to occur larceny; when confirming to occur after the larceny digital communication equipment to be locked; so that digital communication equipment can't continue to use; thereby make the thief can't obtain the information of equipment; information leakage after having avoided digital communication equipment stolen, the information protection after the realization digital communication equipment is stolen.

As shown in Figure 4, further, step 104, according to locking signal with after the digital communication equipment locking, also comprise:

The key of the external solution locking device outside step 105, the described digital communication equipment of reception;

Step 106, remove the locking of described digital communication equipment according to described key.

As shown in Figure 5, further, in step 106, before the described locking of removing described digital communication equipment according to described key, also comprise:

Step 1051, obtain be used to the sequence number that identifies described digital communication equipment, described key is private key and the certificate corresponding with described sequence number;

Need to prove there is not the relation of sequencing between step 105 and the step 1051, can step 105 in front, step 1051 rear, also can step 102 in front, step 101 rear, perhaps two steps are carried out simultaneously.

Above-mentioned steps 106, the locking of removing described digital communication equipment according to described key are specially:

Step 1061, remove the locking of described digital communication equipment according to described sequence number, private key and certificate.

Concrete releasing process is same as the previously described embodiments, does not repeat them here.When digital communication equipment is stolen and locked owing to the force majeure factor is mistaken for, can by with the unique corresponding external solution locking device of this digital communication equipment, for example USBKEY removes the locking of digital communication equipment, so that this equipment can normally use.In addition, when the digital communication equipment conventional maintenance, if need mobile this digital communication equipment, above-mentioned USBKEY can be inserted this digital communication equipment equally, mobile this equipment then can not lock this equipment again.

The theft preventing method of digital communication equipment in the embodiment of the invention; acceleration, position skew and external power source state according to digital communication equipment comprehensively judge whether to occur larceny; when confirming to occur after the larceny digital communication equipment to be locked; so that digital communication equipment can't continue to use; thereby make the thief can't obtain the information of equipment; information leakage after having avoided digital communication equipment stolen, the information protection after the realization digital communication equipment is stolen.

Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential common hardware, can certainly pass through hardware, but the former is better execution mode in a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium that can read, floppy disk such as computer, hard disk or CD etc., comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.

The above; be the specific embodiment of the present invention only, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.

Claims (9)

1. a digital communication equipment is characterized in that, comprising:
Whether power module is lost for detection of the external power source of described digital communication equipment, and testing result is offered judge module;
Be connected in the electrical storage device of described power module, being used for detecting when described external power source is lost at described power module is described digital communication equipment power supply;
Gyroscope, the acceleration and the position skew that are used for obtaining described digital communication equipment;
Be connected in the judge module of described gyroscope and described power module, it is external power source when losing greater than acceleration preset value, the skew of described position greater than position skew preset value and described testing result that described judge module is used at described acceleration, the output locking signal;
Be connected in the locking module of described judge module, described locking module is used for according to described locking signal described digital communication equipment being locked, so that described digital communication equipment can't continue to use.
2. digital communication equipment according to claim 1 is characterized in that, also comprises:
Separate lock module, be used for connecting the external solution locking device outside the described digital communication equipment, according to the key in the described external solution locking device, remove the locking of described digital communication equipment.
3. digital communication equipment according to claim 2 is characterized in that,
Described digital communication equipment also comprises the memory module that is connected in described solution lock module, and described memory module is preserved be used to the sequence number that identifies described digital communication equipment;
Described key is private key and the certificate corresponding with described sequence number;
Described solution lock module is used for obtaining the sequence number of described memory module, and private key and certificate in the described external solution locking device, removes the locking of described digital communication equipment according to described sequence number, private key and certificate.
4. the described digital communication equipment of any one is characterized in that according to claim 1-3,
Described judge module is CPU;
Described locking module is programmable logic device.
5. according to claim 2 or 3 described digital communication equipments, it is characterized in that,
Described external solution locking device is unique USBKEY corresponding to described digital communication equipment.
6. the theft preventing method of a digital communication equipment is characterized in that, comprising:
Obtain acceleration and the position skew of described digital communication equipment;
Whether detect the external power source of described digital communication equipment loses;
When described acceleration is described external power source when losing greater than the skew of acceleration preset value, described position greater than position skew preset value and described testing result, the output locking signal;
Described digital communication equipment according to described locking signal described digital communication equipment locked, so that can't continue to use.
7. method according to claim 6 is characterized in that, described according to described locking signal with the locking of described digital communication equipment after, also comprise:
Receive the key of the external solution locking device outside the described digital communication equipment;
Remove the locking of described digital communication equipment according to described key.
8. method according to claim 7 is characterized in that,
Before the described locking of removing described digital communication equipment according to described key, also comprise: obtain be used to the sequence number that identifies described digital communication equipment, described key is private key and the certificate corresponding with described sequence number.
9. method according to claim 8 is characterized in that, describedly removes being locked as of described digital communication equipment according to described key: remove the locking of described digital communication equipment according to described sequence number, private key and certificate.
CN2012104305419A 2012-11-01 2012-11-01 Digital communication device and anti-theft method thereof CN102932151A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012104305419A CN102932151A (en) 2012-11-01 2012-11-01 Digital communication device and anti-theft method thereof

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2012104305419A CN102932151A (en) 2012-11-01 2012-11-01 Digital communication device and anti-theft method thereof
EP13179759.9A EP2728919A1 (en) 2012-11-01 2013-08-08 Digital communication device and anti-theft method thereof

Publications (1)

Publication Number Publication Date
CN102932151A true CN102932151A (en) 2013-02-13

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US9779271B2 (en) * 2015-06-08 2017-10-03 Juniper Networks, Inc. Apparatus, system, and method for detecting theft of network devices

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Application publication date: 20130213